Software Architecture

Question 1

What is Software Architecture?

Answer 1

A description of how a software system is organized

Question 2

What are 4 different views that can be used to document an architecture?

Answer 2

• Conceptual View
• Logical View
• Process View
• Development View

Question 3

What kind of decisions are included in Architectural Design Decisions?

Answer 3

Type of Application, Distribution of system and the architectural styles to be used

Question 4

What do Architectural Patterns describe? And what do they help do?

Answer 4

The architecture, explain when it may be used and describe its pros and cons. They help reuse knowledge about generic system architectures.

Question 5

True or False: Transaction Processing Systems can be used to translate texts from one language to another and can carry out instructions specified in the input language

Answer 5

False, This is a Language Processing System. Transaction Processing Systems are actually interactive systems that allows info in a database to be accessed and edited.

Question 6

True or False: Layered Architecture supports Incremental Development

Answer 6

True

Question 7

List the layers in information systems architecture

Answer 7

UI, user communications, information retrieval and system database

Question 8

List the pros and cons of Client-server architecture

Answer 8

Pros:
servers can be distributed
scalability across a network
general functionality is reusable

Cons:
Single point of failure
If the system crashes people can’t get access to features
Potential Management Issues

Question 9

Transaction Vs Data Processing

Answer 9

Transaction processing processes user requests and updates the database whereas data processing processes data in batches without user intervention during processing

Question 10

True or False: Box and Line diagrams should include loads of technical details

Answer 10

False, box and line should try to minimize technical details to allow for easier understanding for Stakeholders

Question 11

Name three benefits of using architectural patterns in software development

Answer 11

• Provide design practices
• Promote reuse
• simplify communication by offering shared templates

Question 12

Layered Vs Client-server architecture

Answer 12

Layered Architecture organizes components into layers with services provided between adjacent layers which supports incremental development whereas client-server architecture distributes services between servers and clients over a network which enables shared functionality.